plz help asap
Posted: Sat Jan 19, 2008 7:11 am
im doing a project on the thermal insulation of denim,cotton and felt when they are wet and when they are dry. i wrapped the 3 fabrics around 3 identical ordinary food cans i poured in boiling water and took their initial temperature i waited 10 mins and took their final temperatures also i repeated all of this with the fabrics wet.I found out that wet fabrics lose their heat faster than dry fabrics.I found out that felt was the best insulator. and i need help writing a conclusion and hypothesis also wat is d variable????...... plz help!